Lock.



PATENTED DEC. 4, 1906 I. H. FISHER.

LOCK.

APPLICATION FILED MAR.20. 1906.

INMAN H. FISHER, OF DUBLIN, GEORGIA.

LOCK.

Patented Dec. 4, 1906.

No. 837,295. Specification of Letters Patent.

Application m March 20,1906. Serial No. 307.098.

To all whom it may concern: 1 be engaged by spaced spring-catches 6, each Be it known that I, INMAN HI FISHER, a catch being arranged to coact with an adjacitizen of the United States, residing at Dubcent one of the hooks. The normal tendency lin, in the county of Laurens and State of of the catches 6 (which are located in the Georgia, have invented certain new and usei hollow end of the section 1 opposite that havful Improvements in Locks, of which the foli ing the pin 2 attached thereto) is to spring lowing is a specification. into engagement with the parts 5 when the lf' This invention embodies a simple and inlatter are forced therebetween, and when expensive form of portable lock adapted to i said catches 6 thus engage the hooks 5 the be conveniently carried on the person and l shackle 2 is held rigidly from movement and designed particularly for locking a bicycle 1 the lock is closed in a manner which will be wheel to the adjacent frame or for any simievident. lar purpose. As shown in Fig. 3, the inner end portion ;,The invention resides in novel details of of the slot 4 of the shackle is curved spirally construction, which will appear more fully relative to the axis of this member, and this hereinafter. formation of the slot will cause the shackle to For a full description of the invention and turn as it is withdrawn in unlocking the dethe merits thereof and also to acquire a vice. To open the lock, a key is forced into knowledge of the details of construction of the end portionof the section 1 through an the means for effecting the result reference is opening 7 communicating with the space beto be had to the following description and tween the catches 6. The key (indicated 8) accompanying drawings, in whic when rotated will engage the catches 6 and Figure 1 is a vertical sectional view of a force the same apart, disengaging them from lock embodying the invention. Fig. 2 is a the hooks 5 and permitting the shackle 2 to vertical section taken on the line X X of Fig. i be drawn outwardly until the pin 3 abuts 1. Fig. 3 is a detail perspective view of the with the member 2 at the inner end of the shackle. slot 4. Meanwhile the spiral formation of Corresponding and like parts are referred the slot 4 in the withdrawal movement of the to in the following description and indicated shackle 2 will have caused cooperation of the in all the views of the drawings by the same pin 3, so that as soon as the hooks 5 pass out reference characters. of the section 1 the shackle will automat- In carrying out the invention a lock comically turn and readily admit of engaging the prising the same is composed of two membersnamely, a body-section 1 and a shackle or section 2. The section 1 and the shackle 2 are of approximately U form, and the section 1 is tubular or hollow, so that it may receive the ends of the shackle 2 therein in the looking action of the device. The shackle 2 is permanently attached to the section 1, and for this purpose a transverse pin 3 is attached to the section 1. interior thereof and near one of its ends. This pin spans the space inclosed by the end portion of thesection 1 and together.

Having thus described the invention, what is claimed as new is In a lock of the type described, the combination of a body-section, a shackle adapted to have its ends received in the body-section, lock means coacting with one end of the shackle to prevent displacement thereof from the body-section, and a pin and spiral slot connection between the other end por tions of the shackle and body-section, wherepasses through a slot 1, formed longitudinally by as the shackle is withdrawn from the bodyof an end of the shackle aforesaid. The section, a rotary or turning movement will be member 1 is adapted to abut with the pin 3 I imparted thereto. at the inner end of the slot 4, and thus eflect- In testimony whereof I afiix my signature ively prevent displacement of the shackle 2 in presence of two witnesses. from the section 1 when the parts are so INMAN I'I. FISHER. manipulated that the lock is open. The end Witnesses: of the shackle 2 opposite that havin the slot ARTHUR M. WOLFE,

4 is provided with spaced hooks 5, adapted to Hono'n Tnourson.

device with the parts which are to be locked 

